buildIFD {IFC} | R Documentation |
Image Field Directory Builder
Description
Builds Image Field Directory (IFD)
Usage
buildIFD(val, typ, tag, endianness = .Platform$endian)
Arguments
val |
the value of the IFD |
typ |
desired IFD type |
tag |
the desired IFD 'tag' |
endianness |
the desired endian-ness ("big" or "little"). Default is .Platform$endian. |
Details
if 'val' if of type "character", 'tag' is automatically set to 2.
if 'val' is of length 0 NULL is returned.
Value
NULL or a list of 2 members:
-min_content: the minimal IFD content,
-add_content: the additional IFD content if 'val' converted to raw does not fit in 4 bytes.
[Package IFC version 0.2.1 Index]